Changed mouse filter on chat window

client/ui/chat/Chat.tscn

@@ -13,11 +13,10 @@ script = ExtResource("1_sxxey")
 unique_name_in_owner = true
 layout_mode = 2
 size_flags_vertical = 3
-focus_mode = 2
+mouse_filter = 1
 bbcode_enabled = true
 scroll_active = false
 scroll_following = true
-context_menu_enabled = true
 selection_enabled = true
 
 [node name="Input" type="LineEdit" parent="."]